What is the building block molecule of a protein?
A. Glycerol
B. Amino acid
C. Monosaccharide
D. Nucleic acid
E. Fatty acid
Answer: B
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A ________ joint is found between a metacarpal and its adjacent phalanx.
Fill in the blank(s) with the appropriate word(s).
Which hormone ultimately stimulates the activity of osteoclasts and promotes increased calcium absorption in the digestive tract?
A. Triiodothyronine B. Calcitonin C. Parathyroid hormone (PTH) D. Growth hormone (GH) E. Somatostatin
Match the type of brain wave with its appropriate description.A. Usually occur in children or in adults experiencing frustrationB. Observed in a person who is awake, quiet, and resting, with eyes closedC. Occur in deep sleep, infancy, and patients with brain disordersD. Occur during intense mental activityAlpha waves
Fill in the blank(s) with the appropriate word(s).
The antibody that is capable of crossing the placental barrier and is responsible for the Rh incompatibility between an Rh negative mother and an Rh positive fetus is ________.
A. IgA B. IgD C. IgM D. IgG